Home / 498,237,103.80-747,355,655.70-268,654,591.80

Finding the Fourth Proportional to 498,237,103.80, 747,355,655.70 and 268,654,591.80

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Solution

The fourth proportional to 498,237,103.80, 747,355,655.70 and 268,654,591.80 is: 402,981,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,237,103.80 : 747,355,655.70 = 268,654,591.80 : x
  2. Step 2: Convert to fraction form
    498,237,103.80/747,355,655.70 = 268,654,591.80/x
  3. Step 3: Cross multiply
    498,237,103.80x = 747,355,655.70 × 268,654,591.80
  4. Step 4: Simplify right side
    498,237,103.80x = 200,780,528,611,504,864
  5. Step 5: Solve for x
    x = 200,780,528,611,504,864/498,237,103.80
  6. Step 6: Final answer
    x = 402,981,887.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.